Dictionary.com

Popular Searches

 Thesaurus.com

characteristic x-ray

American  

noun

Physics.

  1. an x-ray that is emitted from an atom when an electron is displaced from an inner shell.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.